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ECAT - Practice Test - Physics - Waves and Oscillations Quiz

Attempt 10 MCQs on ECAT - Practice Test - Physics - Waves and Oscillations | Quiz 4

31. What is the fundamental frequency of a string fixed at both ends?



32. What is the frequency of the nth harmonic for a string fixed at both ends?



33. What is the speed of a wave on a stretched string?



34. How does intensity depend on amplitude?



35. How does intensity change with distance for a spherical wave?



36. What happens in constructive interference?



37. What happens in destructive interference?



38. What determines the type of interference?



39. What is the observed frequency when a sound source moves towards a stationary observer?



40. What is the observed frequency when a sound source moves away from a stationary observer?



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